./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0621b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0621b.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 53ee99fff779a5c6f230b5ead8806e6c8136f784 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0621b.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 53ee99fff779a5c6f230b5ead8806e6c8136f784 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:06:03,938 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:03,945 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:03,968 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:03,970 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:03,972 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:03,976 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:03,988 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:03,996 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:03,999 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:04,000 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:04,004 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:04,005 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:04,008 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:04,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:04,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:04,017 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:04,018 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:04,022 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:04,026 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:04,032 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:04,039 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:04,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:04,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:04,048 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:04,049 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:04,049 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:04,051 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:04,052 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:04,055 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:04,056 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:04,056 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:04,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:04,060 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:04,061 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:04,062 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:04,063 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:04,065 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:04,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:04,066 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:04,067 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:04,070 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:06:04,095 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:04,098 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:04,101 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:04,101 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:04,103 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:04,103 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:04,104 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:04,104 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:06:04,106 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:04,106 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:04,107 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:04,107 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:04,107 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:04,108 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:04,108 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:04,108 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:04,108 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:04,111 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:04,111 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:04,111 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:04,111 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:04,112 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:04,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:04,112 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:04,112 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:04,113 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:04,113 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:06:04,113 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:06:04,114 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:04,114 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53ee99fff779a5c6f230b5ead8806e6c8136f784 [2019-11-24 21:06:04,480 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:04,503 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:04,510 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:04,514 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:04,515 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:04,516 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0621b.c [2019-11-24 21:06:04,623 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c80d47f2/fe7664dd72ae48ef8bce61f1efe8b1a6/FLAG4e5adba03 [2019-11-24 21:06:05,368 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:05,369 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0621b.c [2019-11-24 21:06:05,386 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c80d47f2/fe7664dd72ae48ef8bce61f1efe8b1a6/FLAG4e5adba03 [2019-11-24 21:06:05,650 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c80d47f2/fe7664dd72ae48ef8bce61f1efe8b1a6 [2019-11-24 21:06:05,653 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:05,655 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:05,662 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:05,662 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:05,668 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:05,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:05" (1/1) ... [2019-11-24 21:06:05,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fc6132 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:05, skipping insertion in model container [2019-11-24 21:06:05,676 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:05" (1/1) ... [2019-11-24 21:06:05,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:05,736 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:06,153 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:06,168 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:06,254 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:06,287 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:06,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:06 WrapperNode [2019-11-24 21:06:06,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:06,290 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:06,290 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:06,290 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:06,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:06" (1/1) ... [2019-11-24 21:06:06,335 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:06" (1/1) ... [2019-11-24 21:06:06,398 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:06,399 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:06,400 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:06,400 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:06,407 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:06" (1/1) ... [2019-11-24 21:06:06,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:06" (1/1) ... [2019-11-24 21:06:06,425 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:06" (1/1) ... [2019-11-24 21:06:06,426 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:06" (1/1) ... [2019-11-24 21:06:06,445 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:06" (1/1) ... [2019-11-24 21:06:06,458 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:06" (1/1) ... [2019-11-24 21:06:06,467 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:06" (1/1) ... [2019-11-24 21:06:06,471 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:06,477 INFO L168 Benchmark]: Toolchain (without parser) took 819.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 980.1 MB in the end (delta: -16.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:06,493 INFO L168 Benchmark]: CDTParser took 0.74 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:06,494 INFO L168 Benchmark]: CACSL2BoogieTranslator took 627.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 991.5 MB in the end (delta: -28.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:06,496 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.52 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 980.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:06,498 INFO L168 Benchmark]: Boogie Preprocessor took 72.46 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:06,505 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.74 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 627.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 991.5 MB in the end (delta: -28.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 109.52 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 980.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 72.46 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:06:09,193 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:09,198 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:09,222 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:09,226 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:09,228 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:09,231 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:09,239 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:09,246 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:09,252 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:09,254 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:09,256 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:09,256 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:09,259 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:09,262 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:09,264 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:09,268 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:09,269 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:09,271 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:09,277 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:09,282 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:09,289 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:09,290 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:09,291 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:09,299 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:09,299 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:09,300 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:09,301 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:09,302 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:09,302 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:09,303 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:09,304 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:09,305 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:09,308 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:09,310 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:09,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:09,311 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:09,313 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:09,313 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:09,314 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:09,316 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:09,318 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:06:09,356 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:09,363 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:09,364 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:09,365 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:09,365 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:09,366 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:09,366 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:09,366 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:09,366 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:09,366 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:09,367 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:09,368 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:09,368 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:09,368 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:06:09,368 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:06:09,370 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:09,370 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:09,370 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:09,370 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:09,371 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:09,371 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:09,372 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:09,372 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:09,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:09,372 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:09,375 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:09,375 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:09,375 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:06:09,375 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:06:09,376 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:09,377 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:06:09,377 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53ee99fff779a5c6f230b5ead8806e6c8136f784 [2019-11-24 21:06:09,831 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:09,848 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:09,854 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:09,858 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:09,861 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:09,861 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0621b.c [2019-11-24 21:06:09,969 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c474d0ed/ae9ecb769be4405a948d723cee98fb1a/FLAG292a80d6e [2019-11-24 21:06:10,705 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:10,707 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0621b.c [2019-11-24 21:06:10,721 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c474d0ed/ae9ecb769be4405a948d723cee98fb1a/FLAG292a80d6e [2019-11-24 21:06:11,010 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c474d0ed/ae9ecb769be4405a948d723cee98fb1a [2019-11-24 21:06:11,016 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:11,018 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:11,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:11,026 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:11,029 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:11,030 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:11" (1/1) ... [2019-11-24 21:06:11,035 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e68b912 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:11, skipping insertion in model container [2019-11-24 21:06:11,035 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:11" (1/1) ... [2019-11-24 21:06:11,046 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:11,103 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:11,560 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:11,582 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:11,683 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:11,757 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:11,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:11 WrapperNode [2019-11-24 21:06:11,762 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:11,764 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:11,764 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:11,765 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:11,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:11" (1/1) ... [2019-11-24 21:06:11,821 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:11" (1/1) ... [2019-11-24 21:06:11,871 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:11,872 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:11,872 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:11,872 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:11,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:11" (1/1) ... [2019-11-24 21:06:11,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:11" (1/1) ... [2019-11-24 21:06:11,900 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:11" (1/1) ... [2019-11-24 21:06:11,901 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:11" (1/1) ... [2019-11-24 21:06:11,933 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:11" (1/1) ... [2019-11-24 21:06:11,956 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:11" (1/1) ... [2019-11-24 21:06:11,968 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:11" (1/1) ... [2019-11-24 21:06:11,975 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:11,981 INFO L168 Benchmark]: Toolchain (without parser) took 962.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 980.0 MB in the end (delta: -14.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:11,982 INFO L168 Benchmark]: CDTParser took 1.26 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:11,987 INFO L168 Benchmark]: CACSL2BoogieTranslator took 742.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 985.7 MB in the end (delta: -19.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:11,988 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.78 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 980.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:11,989 INFO L168 Benchmark]: Boogie Preprocessor took 105.88 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:11,999 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.26 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 742.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 985.7 MB in the end (delta: -19.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 107.78 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 980.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 105.88 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...